From: Chris Wilson <chris@chris-wilson.co.uk>
To: Pavel Machek <pavel@ucw.cz>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
kernel list <linux-kernel@vger.kernel.org>,
intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: 3.16, i915: less colors in X?
Date: Sat, 21 Jun 2014 22:06:52 +0100 [thread overview]
Message-ID: <20140621210652.GA14025@nuc-i3427.alporthouse.com> (raw)
In-Reply-To: <20140621202901.GA3840@amd.pavel.ucw.cz>
On Sat, Jun 21, 2014 at 10:29:01PM +0200, Pavel Machek wrote:
> Hi!
>
> I just test-booted 3.16-rc1, and background in X looked just wrong --
> very noticeable bands on the background gradient. I thought that maybe
> it is just my eyes, but I went back to older kernel, and background is
> ok now.
>
> I'm trying to figure out how to ask X what color depth it is using...?
>
> This is thinkpad x60 with Debian 6.0.9.
>
> Any ideas?
That suggests that the panel dithering changed. Compare intel_reg_dumper
output for both kernels, especially PIPE.CONF.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
next prev parent reply other threads:[~2014-06-21 21:07 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-13 16:09 3.15-rc: regression in suspend Pavel Machek
2014-05-13 16:19 ` Bjørn Mork
2014-05-13 16:50 ` Pavel Machek
2014-05-13 16:37 ` Pavel Machek
2014-05-13 21:41 ` Pavel Machek
2014-05-14 12:39 ` Jiri Kosina
2014-05-14 15:57 ` Pavel Machek
2014-05-14 16:10 ` Jiri Kosina
2014-05-14 20:31 ` Pavel Machek
2014-05-14 18:20 ` Pavel Machek
2014-05-15 15:29 ` Jiri Kosina
2014-05-15 15:31 ` Daniel Vetter
2014-06-07 12:05 ` Pavel Machek
2014-06-07 12:06 ` Pavel Machek
2014-06-07 23:11 ` Pavel Machek
2014-06-09 9:25 ` Daniel Vetter
2014-06-09 10:23 ` Pavel Machek
2014-06-09 11:03 ` Jiri Kosina
2014-06-10 11:50 ` Bisecting the heisenbugs (was Re: 3.15-rc: regression in suspend) Pavel Machek
2014-06-21 20:29 ` 3.16, i915: less colors in X? Pavel Machek
2014-06-21 20:35 ` Pavel Machek
2014-06-21 21:06 ` Chris Wilson [this message]
2014-06-22 14:26 ` Pavel Machek
2014-06-22 15:11 ` regression: 3.16, i915: less colors in X?, caused by 773875bfb6737982903c42d1ee88cf60af80089c Pavel Machek
2014-06-21 21:16 ` 3.16, i915: less colors in X? Martin Steigerwald
2014-06-25 22:35 ` 3.15-rc: regression in suspend Pavel Machek
2014-06-27 13:37 ` Jiri Kosina
2014-07-07 8:39 ` Daniel Vetter
2014-07-11 19:26 ` Pavel Machek
2014-07-11 23:33 ` Jiri Kosina
2014-08-07 12:47 ` Jiri Kosina
2014-08-07 12:54 ` Jiri Kosina
2014-08-07 14:36 ` [Intel-gfx] " Daniel Vetter
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